Package com.gengoai.graph.io

Class GraphJson<V>

java.lang.Object

com.gengoai.graph.io.GraphJson<V>

All Implemented Interfaces:

GraphReader<V>, GraphWriter<V>

public class GraphJson<V>
extends Object
implements GraphReader<V>, GraphWriter<V>

Author:

David B. Bracewell

Constructor Summary

Constructors

Constructor	Description
GraphJson(Type vertexClass)

Method Summary

Modifier and Type	Method	Description
Graph<V>	read(Resource location)	Reads a graph in from a resource
void	setEdgeDecoder(EdgeDecoder<V> edgeDecoder)	Sets the edge decoder.
void	setEdgeEncoder(EdgeEncoder<V> encoder)	Sets the edge encoder.
void	setVertexDecoder(VertexDecoder<V> vertexDecoder)	Sets the vertex decoder.
void	setVertexEncoder(VertexEncoder<V> encoder)	Sets the vertex encoder
void	write(Graph<V> graph, Resource location, Multimap<String,String> parameters)	Writes the given graph to the give location in this format, using the defined vertex and edge encoders.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.gengoai.graph.io.GraphWriter

write

Constructor Detail

GraphJson

public GraphJson(Type vertexClass)

Method Detail

setVertexDecoder

public void setVertexDecoder(VertexDecoder<V> vertexDecoder)

Description copied from interface: GraphReader

Sets the vertex decoder.

Specified by:

setVertexDecoder in interface GraphReader<V>

Parameters:

vertexDecoder - the vertex decoder

setEdgeDecoder

public void setEdgeDecoder(EdgeDecoder<V> edgeDecoder)

Description copied from interface: GraphReader

Sets the edge decoder.

Specified by:

setEdgeDecoder in interface GraphReader<V>

Parameters:

edgeDecoder - the edge decoder

read

public Graph<V> read(Resource location)
              throws IOException

Description copied from interface: GraphReader

Reads a graph in from a resource

Specified by:

read in interface GraphReader<V>

Parameters:

location - the location of the graph

Returns:

A Graph constructed based on the resource

Throws:

IOException - Something went wrong reading

setVertexEncoder

public void setVertexEncoder(VertexEncoder<V> encoder)

Description copied from interface: GraphWriter

Sets the vertex encoder

Specified by:

setVertexEncoder in interface GraphWriter<V>

Parameters:

encoder - the encoder

setEdgeEncoder

public void setEdgeEncoder(EdgeEncoder<V> encoder)

Description copied from interface: GraphWriter

Sets the edge encoder.

Specified by:

setEdgeEncoder in interface GraphWriter<V>

Parameters:

encoder - the encoder

write

public void write(Graph<V> graph,
                  Resource location,
                  Multimap<String,String> parameters)
           throws IOException

Description copied from interface: GraphWriter

Writes the given graph to the give location in this format, using the defined vertex and edge encoders.

Specified by:

write in interface GraphWriter<V>

Parameters:

graph - the graph to write

location - the location to write to

parameters - multimap of parameters used by the underling writer

Throws:

IOException - Something went wrong writing the graph